Table 1. Descriptive statistics for reading comprehension (FCAT) and school-level SES.
Variable | Mean | SD | Min. | Max. | Skew | n |
---|---|---|---|---|---|---|
Reading comprehension twin 1 | 315.79 | 60.40 | 100 | 500 | −.45 | 538 |
Reading comprehension twin 2 | 311.91 | 59.43 | 100 | 500 | −.60 | 559 |
School-level SES | 0.57 | 0.25 | 0.03 | 0.98 | −.28 | 577 |